113results about How to "Reduce maintenance times" patented technology

The utility model discloses a multi-point oxygen supply device for freshwater aquaculture, which comprises an oxygen pipeline, and mounting mechanisms are fixedly mounted on one side of the oxygen pipeline at equal intervals in a linear arrangement manner. By the adoption of the structure, the mounting mechanism is arranged, the dismounting, mounting and overhauling efficiency of the oxygen supply assembly can be improved, during mounting during use, the limiting spring pushes the sliding block, the connecting arm and the limiting block to act, the limiting block is clamped with the clamping groove of the external pipe, rapid fixing of the sleeving head and the external pipe is achieved, and the service life of the external pipe is prolonged. During overhauling, the corresponding adjusting valves can be independently adjusted to close a fault pipeline, normal oxygen supply of other assemblies is not affected, meanwhile, the adjusting plates drive the guide frames and the movable blocks to extrude the pushing blocks, the connecting arms are expanded to enable the limiting blocks to be separated from the clamping grooves, the sleeve connectors can be rapidly disassembled, overhauling time is shortened, and the overhauling efficiency is improved. And the maintenance cost is reduced while stable operation of the oxygen supply system is ensured.

The application discloses a detection tool for a door frame assembly, and relates to the technical field of automobile part detection equipment, comprising a detection platform, wherein the detection platform is provided with a positioning unit which is inclined compared with the vertical direction, the detection platform and the positioning unit are an integral structure and are integrally pressure cast by cast iron, and the positioning unit is provided with a positioning groove for positioning the door frame assembly; a plurality of groups of pressing units are arranged at intervals around the end of the positioning groove, the pressing unit comprises a driving piece and a pre-pressing piece, the driving piece can drive the pre-pressing piece to rotate above the positioning groove, so that the end of the door frame assembly is pressed against the positioning groove. The detection platform and the positioning unit for positioning are formed by using an integrated pressure casting process, which can effectively avoid the deformation of the positioning unit during the detection process, reduce wear and tear, and cope with high-order detection and correction operations. The redesigned pressing unit can also automatically and synchronously clamp.

The utility model provides a continuous conveying belt type conveying device, and relates to the field of conveying devices.The continuous conveying belt type conveying device comprises a base frame, a conveying belt, a supporting frame, a driving motor and a plurality of carrier roller assemblies, each carrier roller assembly comprises a transverse frame and a carrier roller piece, and the transverse frames are evenly and detachably installed on the base frame; the carrier roller pieces are installed on the transverse frames in a one-to-one correspondence mode, rolling cylinders are arranged at the two ends of the base frame, the conveying belt is installed at the outer ends of the rolling cylinders and the carrier roller pieces, the supporting frame is installed at the upper end of the base frame and located above the conveying belt, and the driving motor is installed on the supporting frame. The transverse beam of the carrier roller assembly is detachably connected with the base frame, when one of the transverse beam and the base frame is damaged, the damaged one of the transverse beam and the base frame can be directly replaced, the driving motor is placed on the upper portion of the conveying belt, impurities can be effectively prevented from entering the conveying belt, and the maintenance frequency is reduced.

The application discloses an intelligent dust removal device for waste gas treatment of a coal-fired power plant, and relates to the technical field of waste gas treatment.The device comprises a dust removal box, an air inlet fixedly connected to the side wall of the dust removal box, a filter plate fixedly connected to the inside of the dust removal box, and a filter effect real-time detection mechanism and a dust cleaning and collecting mechanism.The device can reduce unnecessary troubleshooting and maintenance frequency, thereby reducing maintenance cost and time cost, and can maintain or replace the clogged or damaged filter plate in time when the filter plate is damaged, so that the continuous and efficient operation of the spray dust removal system can be ensured, and the overall operation efficiency is improved.Further, the device can avoid long-time use of the filter plate without timely maintenance or replacement, so that impurities and particulate matter can be prevented from entering the spray dust removal system, the cleanliness of water resources is ensured, and the overall performance of the spray dust removal system is improved.

The utility model discloses a tubular electric tar precipitator relates to industrial waste gas treatment equipment technical field, it includes casing, inlet pipe, sedimentation pipe subassembly, corona pole, sedimentation pipe subassembly contains a plurality of sedimentation pipes, still includes upper head, lower head, airflow equalizer, tar collection tank, drain pipe, heating jacket and sealing door, and the gas that waits for processing enters casing through inlet pipe, is evenly distributed to each sedimentation pipe by airflow equalizer, under the electric field effect that corona pole generates, and tar is adsorbed in the inner wall of sedimentation pipe, and then is collected to tar collection tank, and heating jacket prevents tar solidification, and is discharged through drain pipe, the utility model discloses has improved tar trapping efficiency and equipment stability, and the practicality is strong, is suitable for industry popularization.

A kind of oilfield polymer injection concentric three-channel oil pipe, it includes: coaxially nested three-layer pipe body: outer tube is set in the middle layer pipe of outer tube, and center tube is set in the middle layer pipe;Three independent channels: the first channel is formed by the inner cavity of the center tube, the annular space between the center tube and middle layer pipe forms the second channel, the annular space between the middle layer pipe and outer tube forms the third channel;Channel bridge assembly: be provided with at pipe body both ends, including upper annular channel bridge and lower annular channel bridge;The channel bridge assembly is provided with axial through hole and radial opening respectively connecting first channel, second channel, third channel;Dismountable sealing connection structure: the utility model novel structure, through the unique three-channel design, three different oil layers can be simultaneously carried out three-layer quality boosting injection polymer, improve the pertinence and effectiveness of polymer injection liquid, and then improve oil recovery.

The utility model belongs to printing equipment technical field especially relates to a set type gravure printing machine, including frame, the top of frame is provided with printing workstation, one side of frame bottom is installed with the motor of deflection, the inside swing joint of frame is provided with movable frame, is provided with the motor of deflection and the deflection rod of deflection mechanism on movable frame, the inside installation of movable frame top is driven by motor, the inside rotation of movable frame has two drive screws, the surface screw thread connection of two drive screws has connecting seat, the bottom fixedness of connecting seat has connecting plate, the inside installation of connecting plate has ink scraping subassembly. The set type gravure printing machine provided by the application, ink scraping subassembly realizes quick fixing and dismounting through locking mechanism, does not need special tool, operating personnel only need to rotate hand wheel to complete locking or unlocking, shortens the dismounting time, reduces the maintenance time -consuming, improves production efficiency.

The invention designs a heat dissipation device and a communication system. The heat dissipation device comprises a base body, fins and an ion wind module. The ionic wind module at least comprises a discharge structure and an alternating current power supply, the discharge structure at least comprises a first electrode, a second electrode and a dielectric layer, at least part of the first electrode is exposed in the external environment, and at least part of the second electrode is embedded into the dielectric layer to form an electrode module; one of the first electrode and the second electrode is electrically connected with the positive electrode of the alternating current power supply, the other electrode is electrically connected with the negative electrode of the alternating current power supply, ionic wind can be generated between the first electrode and the second electrode, the heating element is cooled through the ionic wind, and compared with natural convection cooling, the heat dissipation efficiency of the heat dissipation device on the heating element is improved; compared with fan cooling and ion wind cooling, noise generated during operation of the heat dissipation device is reduced, the working stability of the heat dissipation device is improved, the maintenance frequency of the heat dissipation device is reduced, the maintenance period is shortened, and the maintenance cost of the heat dissipation device is reduced.

The utility model provides a kind of rice bran crushing processing equipment, belong to rice bran crushing processing technical field, including pulverization cylinder, the inner wall of the pulverization cylinder is fixedly connected with guide plate, further include: convenient cleaning subassembly, the convenient cleaning subassembly includes the rotating seat of symmetry fixed connection in the outer wall of pulverization cylinder, located top rotating seat top wall is fixedly connected with driving motor A, the output end of driving motor A is fixedly connected with bidirectional screw rod.In the utility model, the convenient cleaning subassembly that is set can be quickly, easily open sealing cover plate, so that the upper and lower grinding disc that originally closely cooperate realizes separation, without using complex disassembly tool, also without spending a lot of time disassembling numerous components, greatly reduce the difficulty of equipment maintenance, operating personnel can directly contact the inside of pulverization cylinder and grinding disc surface, it is convenient to clean thoroughly to residual rice bran, effectively reduce maintenance time consumption and labor intensity, also help to improve the service life and operating stability of equipment.

The utility model relates to the field of steel plate spring transfer processing discloses a kind of grabbing structure for steel plate spring transfer processing, including mounting seat, the bottom side of mounting seat is inserted with plugboard, the mounting seat and plugboard are connected by buckle assembly, to be used for the plugboard is detached from mounting seat, the bottom side of plugboard is fixedly connected with fixed tube, the inside of fixed tube is connected with the gripper for grabbing steel plate spring by drive assembly, open and shrink action is carried out to gripper by drive assembly, the outer wall of fixed tube is provided with lubricating assembly for lubricating gripper. In the utility model, the grabbing structure can be self-lubricated during work, reducing the number of maintenance by workers, and improving its service life, and the grabbing structure is easy to disassemble and install, making it easy for workers to replace.

The utility model relates to a low-oxygen aeration sewage biological treatment device, which comprises a floating body and a working box, the working box is installed on the floating body, an aeration assembly is arranged in the working box, the aeration assembly comprises a fan, a gas transmission frame, an aeration box and an end socket, the fan is installed in the working box, the gas transmission frame is installed in the aeration box, and the aeration box is installed in the working box. The air conveying frame is installed at the air outlet end of the fan, the multiple aeration boxes are arranged at the bottom of the air conveying frame in a communicating mode, the top ends of the aeration boxes are provided with aeration grooves, the side walls of the aeration grooves are provided with multiple aeration holes, the end sockets are arranged in the aeration grooves in a sliding fit mode, and when the end sockets are closed, the end sockets block the aeration grooves. And a driving assembly for driving the sealing head to reciprocate is arranged in the aeration box. The device has the effect of improving the applicability of the biological sewage treatment device.

The utility model discloses a compressor cooling pipeline structure of an air suspension centrifugal water chilling unit, which belongs to the technical field of refrigeration equipment and comprises a condenser, an economizer communicated with the condenser, an evaporator communicated with the economizer, a compressor communicated with the evaporator, and the compressor communicated with the condenser to form a refrigeration cycle loop. The cooling branch comprises a first pipeline, one end of the first pipeline communicates with the condenser, the end, away from the condenser, of the first pipeline communicates with the compressor, the compressor communicates with a second pipeline, and the end, away from the compressor, of the second pipeline communicates with the evaporator, so that the compressor is cooled. The system is simple in structure, complex external cooling equipment and auxiliary systems such as a cooling tower and a cooling water pump are not needed, the number and complexity of system components are reduced, the fault risk and maintenance cost are reduced, and the reliability and operation efficiency of a unit are improved.

A quick-assembly LED explosion-proof light includes a heat sink housing, a locking assembly, a lamp board, a lamp cover, and a fixing component. The heat sink housing includes a main body base with a receiving groove at the bottom. A connecting post is also provided within the receiving groove. Each locking assembly includes a limiting post, one end of which is a first mating end. The first mating end has an inclined first guide surface, which faces downwards. The first guide surfaces on different locking assemblies together form a mating space that gradually narrows upwards. The fixing component includes a bottom cap and a connector. The outer periphery of the connector, away from the bottom cap, has a conical pressing surface. The fixing component is mounted on the connecting post. The pressing surface of the fixing component presses against the first inclined guide surface of the limiting post, causing the limiting post to pass through the lamp cover and be mounted on the heat sink housing. This invention provides a convenient and quick assembly / disassembly process, effectively saving maintenance time and demonstrating strong practicality.

This utility model relates to the technical field of coolant circulation and purification, and in particular to a coolant circulation and purification mechanism for an irregularly shaped copper busbar sawing machine, comprising: a coolant tank, which is supported on the ground and has a liquid storage chamber inside; a circulation pump installed on the coolant tank; a liquid inlet, which is fixedly connected to the top of the coolant tank and communicates with the liquid storage chamber inside; a coarse filter plate, which is installed on the coolant tank and is used to filter and protect the coolant inside; a guide plate, which is fixedly installed in the coolant tank and is located below the coarse filter plate, and is used to guide the coolant flow; and a filtration mechanism, which is installed in the coolant tank and is used to receive and filter the coolant guided by the guide plate; wherein, the filtration mechanism includes: a filter box, which is fixedly installed on the side wall of the coolant tank, with two fixed insertion holes symmetrically arranged on the inner side wall of one end of the filter box, and two insertion ports arranged on the opposite side of the fixed insertion holes.

The utility model discloses a kind of sewage discharge structure and fish tank filter for fish tank filter, to solve the technical problem that existing filter bottom deposit cannot be completely removed. The sewage discharge structure includes filter housing and detachable sealing plug. The filter housing bottom is provided with sewage discharge port, preferably located at the lowest point;The sealing plug is detachably arranged in the sewage discharge port and sealingly cooperates therewith. The utility model sets openable sewage discharge port at the lowest point of filter bottom, using gravity self-flow principle, so that solid impurities and sewage settled in bottom can be discharged. Its operation does not need to disassemble shell or use additional tools, only needs to pull plug, sewage discharge, reset three steps, significantly improves maintenance efficiency, and effectively guarantees water quality, prolongs equipment service life.

The utility model discloses a bag taking machine which comprises a machine body provided with a bag taking opening communicated with the outside. The mounting assembly is arranged in the machine body and located on the lower side of the bag taking opening, and the mounting assembly is used for mounting a plastic bag roll; the limiting assembly is arranged in the machine body, the limiting assembly comprises at least two limiting parts, and the two limiting parts are used for limiting the two opposite ends of the plastic bag roll; and the bag conveying assembly is arranged in the machine body, and the bag conveying assembly is suitable for conveying the plastic bags of the plastic bag roll to the bag taking opening. According to the bag taking machine, the installation assembly is arranged on the lower side of the bag taking opening, the installation height of the plastic bag roll can be reduced, the plastic bag roll can be conveniently installed, the two opposite sides of the plastic bag roll are limited through the two limiting components, the risk that the plastic bag is curled or even clamped in the working process of the bag taking machine can be reduced, and the bag taking efficiency is improved. Working reliability of the bag taking machine is improved, and normal bag taking of a user is facilitated.

The invention discloses a familial defect identification method for an industrial control system of a hydropower station, which belongs to the technical field of automatic control of hydropower stations and comprises the following steps of: dividing each functional unit according to functions and coding; constructing a dual-identification feature vector set containing multiple feature vectors, and carrying out sorting and normalization processing; determining the weight of each feature vector by adopting a subjective and objective combination weighting method; based on the healthy function unit, calculating and obtaining an identification reference vector; calculating a first relative Euclidean distance d1, a second relative Euclidean distance d'ia and a familial defect difference degree d2; constructing an ROC working curve based on historical data and performing dynamic adjustment to obtain a dynamic distance adjustment threshold value y0; comprehensively judging the familial defect condition of each functional unit; and finally, according to the generality of the clustered family defects, defect root tracing is carried out. According to the invention, identification accuracy and timeliness of familial defects can be improved, early warning can be carried out on the industrial control system, and defect tracing can be carried out on the basis.

The utility model relates to the technical field of weighing and subpackaging equipment, in particular to a lifting type weighing device for a vertical powder weighing machine, which is characterized by comprising a track plate, a lifting driving motor, a weighing mechanism, a weighing top block and a motion conversion transmission mechanism, the upper end of the weighing mechanism is fixedly arranged, and the track plate is fixedly connected to the lower end of the weighing mechanism; the lifting driving motor is arranged on the track plate and drives the weighing ejector block to ascend and descend through the motion conversion transmission mechanism, and the motion conversion transmission mechanism is used for converting circular motion output by the lifting driving motor into linear motion driving the weighing ejector block to ascend and descend. According to the utility model, the lifting driving motor and the motion conversion transmission mechanism are matched for driving, so that the weighing top block can be driven to ascend and descend, the weighing top block is not easy to damage in long-time use, the stability and the reliability of equipment operation can be improved, and meanwhile, the subsequent maintenance times and the maintenance cost can be reduced.

The utility model relates to coal preparation machine maintenance technical field especially relates to a screen plate replacement device for coal preparation machine vibrating screen, include: crossbeam, support, drive structure and adjusting structure, the screw rod is rotatively connected in the crossbeam inside, the connecting beam is slidably connected in the inside symmetry of crossbeam both ends, two connecting beams are respectively with the screw rod both ends screw connection, two connecting beams are fixedly connected with the support at the end away from each other, the utility model discloses a combination structure of'fixed base + lever handle + alloy steel draw hook'replaces artificial direct force with lever principle: when using, only need to open 20mm*20mm process hole in the edge of the screen plate to be replaced, embed the draw hook in the hole and hook the screen plate framework, press down the handle (force <=50N) can quickly lift the screen plate, the replacement time of single screen plate <=3 minutes, the efficiency is improved 90% compared with traditional method, effectively reduces the maintenance time length when vibrating screen stops, guarantees the smoothness of coal production process.

The application relates to a cigarette packet extracting device and method. The cigarette packet extracting device comprises a first mounting bracket, a driving mechanism, a crank, a connecting rod and an executing mechanism. The first mounting bracket is used for mounting on the rack of a cigarette packet extracting conveying belt. The driving mechanism is mounted on the first mounting bracket. The driving mechanism is in driving connection with the crank, and the connecting rod is in driving connection with the crank. The executing mechanism comprises a hook hand which is in driving connection with the connecting rod so that the driving mechanism drives the hook hand to reciprocate through the crank and the connecting rod. The cigarette packet extracting device and method have the advantages of high stability, long service life and high machining precision.

The utility model belongs to the technical field of water supply equipment, particularly relates to a time period flow adjusting device for variable-frequency water supply equipment, and aims to solve the problems that the flow adjusting mode of the conventional water supply equipment is single, accurate and real-time regulation and control are inconvenient, the device is complicated and easy to break down, the display of the adjusting state is not visual enough and the like. A water supply channel is formed in the connecting part, water inlet and outlet pipelines are fixedly installed on the two sides of the connecting part, and the two water inlet and outlet pipelines are communicated with the water supply channel and used for facilitating connection between the connecting part and an external water supply pipeline. According to the time period flow adjusting device of the variable-frequency water supply equipment, the rotating angle of the adjusting shaft can be accurately controlled through the servo motor, the water flow can be flexibly and accurately adjusted, and the differentiated water use requirements of different time periods are met; a water through hole is formed in the adjusting valve element, basic water flow supply is guaranteed, and water supply interruption is avoided; the device is compact in structure, reasonable in design, close in component matching and good in equipment stability and reliability.

The utility model relates to material bundling technical field, specifically disclose a wire bundling mechanism and conveyer, include, the bundling frame installs wire drive mechanism, wire guide ring frame to reach the kink mechanism, the kink mechanism includes clamping assembly and kink subassembly, shearing component, ejector rod and drive assembly, the in -out material conveyor, the in -out material conveyor includes two symmetrical mounting brackets, the utility model discloses the kink, shearing and the mechanical linkage of ejecting of wire, make it adopt a second power source drive direct realization to wire's kink, shearing and ejecting in turn, thereby speed up the tempo of wire processing, and the kink subassembly, shearing component, ejector rod, drive assembly are all integrated installation on the mounting bracket, thereby effectively saved the installation space, and can through direct replacement the equipment handles the existing wire bundling machine in the fault that produces because of kink, shearing or ejecting, thereby reduce the maintenance time length in the production line.

The utility model relates to a kind of paper pulp pump power sealing structure, including fixed guide vane, secondary impeller, sealing pump cover, valve plate, gland, sealing shaft sleeve, fastening bolt, fixed guide vane is positioned by pump body and bearing box body, sealing pump cover is positioned by fixed guide vane and bearing box body, sealing pump cover is compressed by gland and fastening bolt by valve plate, valve plate is compressed by gland and fastening bolt, under the action of sealing cavity pressure when stopping, valve plate and sealing shaft sleeve are pasted;Sealing shaft sleeve is fixedly installed on pump shaft.The utility model power sealing relies on centrifugal force of secondary impeller, and medium is thrown to the suction side of pump, prevents medium leakage, while forming certain pressure balance in sealing position, reaches sealing effect, simple structure.Power sealing performance is better, can realize no-leakage operation, can effectively prevent impurity into sealing device, strong adaptability.

This utility model discloses a drainage device for medium and low pressure drainage pipes. Its structure includes a steam pipe and a main drainage pipe connected to the steam pipe. An isolator and a drain valve are installed in the main drainage pipe, and an external filter is installed between the isolator and the drain valve. By adopting the above technical solution, the drainage device for medium and low pressure drainage pipes provided by this utility model, without changing the original structure of the drain valve, can effectively block pipe wall erosion carried by condensate by installing an external filter at the front side of the drain valve inlet. Furthermore, regular cleaning of the filter screen reduces the frequency of maintenance on the drain valve itself. In addition, because the external filter and the drain valve are installed horizontally, condensate or steam can pass through the filter screen evenly and continuously, reducing the risk of gas retention, avoiding intermittent drainage problems, and ensuring that impurities are evenly deposited at the bottom of the filter screen, preventing impurities from directly impacting a specific point on the filter screen when installed vertically, thus reducing localized wear on the filter screen.

The application provides a curved glass heat bending and high reflectivity coating integrated forming manufacturing system and method, relates to the field of glass processing, and comprises connecting components; three connecting components are arranged in the interior of an acid pickling device; different length liquid distribution pipes are connected to the exterior of the connecting components; the outer end of the short liquid distribution pipe is rotationally connected with a shaft pipe; and the top end of the shaft pipe is connected with a turnover pipe component. The rotation assembly rotates by suction force, and the control transmission part, the bottom rod, the sliding part and the connecting component reciprocate to repeatedly spray acid pickling liquid at the same position, improve the acid pickling efficiency, support the shaft to position the turnover pipe component, control the turnover pipe component to reciprocate, and the turnover pipe component controls the acid pickling liquid to be sprayed at an inclined angle, so that the curved glass is acid pickled at the included angle and the dead angle position. The problem that due to the bending characteristics of the curved glass structure, some positions have dead angles when the acid pickling liquid is sprayed from bottom to top, the acid pickling is not in place, and the integrated forming manufacturing efficiency is affected is solved.

This utility model discloses a toothed structure for the grab bucket blade of a bridge crane, relating to the field of grab bucket technology for bridge cranes. It includes a first bucket body and a second bucket body connected by a fixed pulley. The first bucket body has four teeth, and the second bucket body has five teeth. The second bucket body also has four spacer slots. When the first and second bucket bodies are closed, each tooth of the first bucket body is located in one spacer slot. The teeth of the first bucket body are trapezoidal in shape and are located at the end furthest from the first bucket body. The teeth of the second bucket body are isosceles trapezoidal in shape and are located at the end closest to the second bucket body. This utility model, through optimized tooth structure and the use of wear-resistant materials, effectively improves the wear resistance and grabbing efficiency of the grab bucket, extending its service life. It is particularly suitable for handling hard materials such as ores and coal, reducing wear and malfunctions during operation.

The present application relates to the technical field of conveyer, specifically disclose a kind of positive pressure screw conveyer, including cylinder and conveying screw, cylinder is hollow double-cylinder structure, two ends of cylinder are rotatably connected with two conveying screws staggered as "H" shape, two ends of each conveying screw are fixedly connected with transmission shaft, the transmission shaft of one end of conveying screw is fixedly connected with gear shaft, warning mechanism is arranged between two gear shafts, the transmission shaft of the other end of conveying screw is rotatably connected with self-aligning roller bearing and the end side wall is provided with self-lubricating assembly, and sealing assembly is arranged on the periphery of self-aligning roller bearing. By improving sealing performance and lubricating effect, the service life of screw conveyer is improved, the maintenance frequency is reduced, and vibration can be conveniently detected, to play a warning role.

This utility model discloses a vacuum automatic feeding device, belonging to the field of vacuum automatic feeding technology. It includes a dust collection box containing a filter device. The filter device includes a mounting plate with two rows of filter elements mounted on it. The mounting plate has through holes, and each filter element has a snap-fit ​​part that passes through the through holes. The snap-fit ​​part has a slot. A limiting device is mounted on the mounting plate, including two movable main snap-fit ​​plates. The two main snap-fit ​​plates are snapped into the slots to maintain the stability of the filter elements. A synchronizing element enables the main snap-fit ​​plates and auxiliary snap-fit ​​plates to move synchronously. Multiple filter elements can be installed or removed simultaneously. Compared to the traditional method of individual installation and removal, this significantly reduces maintenance time, improves equipment operation and maintenance efficiency, and reduces production downtime.

The present application relates to supercritical water reaction technical field, provide a kind of organic waste liquid inorganic reaction and desalination integration device, inner body is arranged in the inside of outer body, and first gap is left between inner body and outer body;Particle discharge device is connected with inner body and the outside of body;The inside of inner body is provided with outer water pipe and inner water pipe, and length is less than the length of inner body, second gap is left between outer water pipe and inner body, third gap is left between inner water pipe and outer water pipe, and the bottom of inner water pipe and outer water pipe is provided with corrosion-resistant plate;Inner body is provided with reactant inlet and reactant outlet;Outer body is provided with cooling water inlet and cooling water outlet.The present application can avoid salt precipitation to plug and corrode reactor and pipeline and equipment in rear end, reduce reactor cleaning salt and maintenance frequency, prolong the service life of main equipment to ensure the continuous and stable operation of supercritical water reactor, and then increase the processing efficiency of organic waste liquid.